Défis Nature takes you to meet the most beautiful minerals on our planet. Discover their characteristics, then bet on their strengths to collect all the cards in the game and win the game. So, ready for the challenge?
Ruby has a hardness of 9 do other players have a harder mineral? Can you identify the characteristic of your mineral that seems the strongest to win the round and win the cards of other players? The degree of threat hanging over your species can allow you to turn the situation around! The first player to collect all the cards in the game wins the game!
Included: A collector card offered for even more fun!
Age: 7 years +
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